TH71081(2001) Просмотр технического описания (PDF) - Melexis Microelectronic Systems

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производитель

TH71081
(Rev.:2001)

868/915MHz ASK Transmitter / LO Source

Melexis Microelectronic Systems  

TH71081

868/915MHz

ASK Transmitter / LO Source

Features

! Fully integrated, PLL-stabilized VCO

! Flexible frequency range from 800 MHz to 930 MHz

! ASK achieved by on/off keying of internal

power amplifier

! FM possible with external varactor

! Wide power supply range from 2.2 V to 5.5 V

! High over-all frequency accuracy

! Very low standby current

! Adjustable output power range from

-15 dBm to +1 dBm

! Adjustable current consumption from

6.2 mA to 12.5 mA

! Differential output well-suited for loop

antenna

! Conforms to EN 300 220 and similar

standard

Ordering Information

Part No.

TH71081

Temperature Range

-40 C° to 85 °C

Package

SOIC8

Application Examples

! Keyless car and central locking

! Low-power telemetry

! Alarm and security systems

! General digital data transmission

! General analog audio signal transmission

! Local oscillator signal generation

Pin Description

LF 1

RO 2

ENTX 3

PS/DATA 4

TH71081

8 VEE

7 OUT1

6 OUT2

5 VCC

3901071081

Rev. 004

Page 1 of 10

Data Sheet

Dec. 2001

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